document.addEventListener('DOMContentLoaded', function() {
    // Smooth scrolling for nav links
    document.querySelectorAll('a[href^="#"]').forEach(anchor => {
        anchor.addEventListener('click', function (e) {
            e.preventDefault();
            document.querySelector(this.getAttribute('href')).scrollIntoView({
                behavior: 'smooth'
            });
        });
    });

    // Fade-in elements on scroll
    const fadeInElements = document.querySelectorAll('.fade-in');

    const observer = new IntersectionObserver((entries) => {
        entries.forEach(entry => {
            if (entry.isIntersecting) {
                entry.target.classList.add('is-visible');
            } else {
                // Optional: remove class when element scrolls out of view
                // entry.target.classList.remove('is-visible'); 
            }
        });
    }, {
        threshold: 0.1 // Trigger when 10% of the element is visible
    });

    fadeInElements.forEach(element => {
        observer.observe(element);
    });
});